diff --git a/boards/static/js/panel.js b/boards/static/js/panel.js
--- a/boards/static/js/panel.js
+++ b/boards/static/js/panel.js
@@ -35,12 +35,7 @@ function addMarkToMsg(start, end) {
     for (var i = 0; i < textareas.length; i++) {
         var textarea = textareas[i];
 
-        if (document.selection) {
-            textarea.focus();
-
-            var sel = document.selection.createRange();
-            sel.text = start + sel.text + end;
-        } else if (textarea.selectionStart || textarea.selectionStart == '0') {
+        if (textarea.selectionStart || textarea.selectionStart == '0') {
             textarea.focus();
 
             var startPos = textarea.selectionStart;
@@ -50,6 +45,11 @@ function addMarkToMsg(start, end) {
             textarea.value = oldValue.substring(0, startPos) + start +
                     oldValue.substring(startPos, endPos) + end +
                     oldValue.substring(endPos, oldValue.length);
+
+            if (startPos == endPos) {
+                var newPos = startPos + start.length;
+                textarea.setSelectionRange(newPos, newPos);
+            }
         } else {
             textarea.value += start + end;
         }
diff --git a/boards/static/js/thread.js b/boards/static/js/thread.js
--- a/boards/static/js/thread.js
+++ b/boards/static/js/thread.js
@@ -30,14 +30,8 @@ var REPLY_TO_MSG_ID = '#reply-to-message
 var $html = $("html, body");
 
 function moveCaretToEnd(el) {
-        if (typeof el.selectionStart == "number") {
-            el.selectionStart = el.selectionEnd = el.value.length;
-        } else if (typeof el.createTextRange != "undefined") {
-            el.focus();
-            var range = el.createTextRange();
-            range.collapse(false);
-            range.select();
-        }
+    var newPos = el.val().length;
+    el[0].setSelectionRange(newPos, newPos);
 }
 
 function getForm() {
@@ -95,8 +89,7 @@ function addQuickReply(postId) {
     
         textAreaJq.focus();
 
-        var textarea = document.getElementsByTagName('textarea')[0];
-        moveCaretToEnd(textarea);
+        moveCaretToEnd(textAreaJq);
     }
 }
 
@@ -122,8 +115,7 @@ function addQuickQuote() {
 
     textAreaJq.focus();
 
-    var textarea = document.getElementsByTagName('textarea')[0];
-    moveCaretToEnd(textarea);
+    moveCaretToEnd(textAreaJq);
 }
 
 function scrollToBottom() {